| 词源 |
Ben Day. A New York printer named Benjamin Day (1831– 1916) invented the Ben Day process of quick mechanical pro- duction of stippling, shading, or tints on line engravings. Ben Dayed means produced by the Ben Day photoengraving meth- od. The process, which has been used since about 1879, elimi- nates the shading of a drawing by hand. |